{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-27846", "assignerOrgId": "a6d3dc9e-0591-4a13-bce7-0f5b31ff6158", "state": "PUBLISHED", "assignerShortName": "ENISA", "dateReserved": "2026-02-24T07:07:48.973Z", "datePublished": "2026-02-25T15:03:58.616Z", "dateUpdated": "2026-02-25T18:36:03.925Z"}, "containers": {"cna": {"affected": [{"defaultStatus": "affected", "product": "MR9600", "vendor": "Linksys", "versions": [{"status": "affected", "version": "1.0.4.205530"}]}, {"defaultStatus": "unaffected", "product": "MX4200", "vendor": "Linksys", "versions": [{"status": "affected", "version": "1.0.13.210200"}]}], "descriptions": [{"lang": "en", "supportingMedia": [{"base64": false, "type": "text/html", "value": "Due to missing authentication, a user with physical access to the device can misuse the mesh functionality for adding a new mesh device to the network&nbsp;<br>to gain access to sensitive information, including the password for admin access to the web interface and the Wi-Fi passwords.<p>This issue affects MR9600: 1.0.4.205530; MX4200: 1.0.13.210200.</p>"}], "value": "Due to missing authentication, a user with physical access to the device can misuse the mesh functionality for adding a new mesh device to the network\u00a0\nto gain access to sensitive information, including the password for admin access to the web interface and the Wi-Fi passwords.This issue affects MR9600: 1.0.4.205530; MX4200: 1.0.13.210200."}], "impacts": [{"capecId": "CAPEC-37", "descriptions": [{"lang": "en", "value": "CAPEC-37 Retrieve Embedded Sensitive Data"}]}], "problemTypes": [{"descriptions": [{"cweId": "CWE-306", "description": "CWE-306 Missing Authentication for Critical Function", "lang": "en", "type": "CWE"}]}], "providerMetadata": {"orgId": "a6d3dc9e-0591-4a13-bce7-0f5b31ff6158", "shortName": "ENISA", "dateUpdated": "2026-02-25T15:03:58.616Z"}, "references": [{"tags": ["third-party-advisory", "technical-description"], "url": "https://www.syss.de/fileadmin/dokumente/Publikationen/Advisories/SYSS-2025-002.txt"}], "source": {"discovery": "UNKNOWN"}, "title": "Missing authentication in Linksys MR9600, Linksys MX4200", "x_generator": {"engine": "Vulnogram 0.5.0"}}, "adp": [{"metrics": [{"cvssV3_1": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 6.2, "attackVector": "LOCAL", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "NONE", "privilegesRequired": "NONE", "confidentialityImpact": "HIGH"}}, {"other": {"type": "ssvc", "content": {"timestamp": "2026-02-25T18:35:57.582373Z", "id": "CVE-2026-27846", "options": [{"Exploitation": "none"}, {"Automatable": "no"}, {"Technical Impact": "total"}], "role": "CISA Coordinator", "version": "2.0.3"}}}], "title": "CISA ADP Vulnrichment", "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2026-02-25T18:36:03.925Z"}}]}}

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{"cveTags": [], "descriptions": [{"lang": "en", "value": "Due to missing authentication, a user with physical access to the device can misuse the mesh functionality for adding a new mesh device to the network\u00a0\nto gain access to sensitive information, including the password for admin access to the web interface and the Wi-Fi passwords.This issue affects MR9600: 1.0.4.205530; MX4200: 1.0.13.210200."}], "id": "CVE-2026-27846", "lastModified": "2026-02-27T14:06:59.787", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "NONE", "baseScore": 6.2, "baseSeverity": "MEDIUM", "confidentialityImpact": "HIGH", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N", "version": "3.1"}, "exploitabilityScore": 2.5, "impactScore": 3.6, "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "type": "Secondary"}]}, "published": "2026-02-25T16:23:28.710", "references": [{"source": "a6d3dc9e-0591-4a13-bce7-0f5b31ff6158", "url": "https://www.syss.de/fileadmin/dokumente/Publikationen/Advisories/SYSS-2025-002.txt"}], "sourceIdentifier": "a6d3dc9e-0591-4a13-bce7-0f5b31ff6158", "vulnStatus": "Awaiting Analysis", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-306"}], "source": "a6d3dc9e-0591-4a13-bce7-0f5b31ff6158", "type": "Secondary"}]}

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